We should discuss an important deadline coming up early next month. It's the compliance date for third-party certification or self-certification, also known as "lead-free certified".

When a fixed output heat pump supplies a highly zoned heating or cooling distribution system, a buffer tank is typically used to prevent the heat pump from short-cycling under very low load conditions.   

The Inflation Reduction Act of 2022 has delivered good news in the form of federal income tax credits and accelerated depreciation deductions that help make geothermal a more attractive option.

It is more important than ever for plumbing and HVAC contractors to understand best practices for seamless and easy heat pump installations, so here are 10 basics.

In 2009 under President Barack Obama, the economic stimulus package of 2009 was signed into law. Egg Geo was a regional engineering and contracting company in the southeastern United States with robust business in our central Florida offices.

Plumbing systems engineering and design are better with group collaboration. I was in the U.S. Navy, and the Seabee’s motto is, “Construimus, Batuimus,” which means “We Build, We Fight.” We are trained to fight and defend what we build.

As an engineering manager, I have a responsibility to maintain a high level of quality in our “product.” But it’s my opinion that consulting engineers don’t really have a product. You might counter with — drawings and specifications are our product, are they not? Yes and no. Allow me to explain.

In October 2023, the United States (U.S.) code development bodies will begin development activities for the 2027 versions of the U.S. model codes. 

ades of dealing with hydronic systems, I’ve confirmed two characteristics that always govern their operation. Both are rooted in the tenants of thermodynamics. Neither should be thought of as mysterious. 

PPI MS-7 includes detailed specifications for four plastic piping materials which have been proven in ground-source heat exchange systems: HDPE, PE-RT, PEX, and PP (PP-R and PP-RCT).